SpinQ Secures RMB 1 Billion Series D to Build Fault-Tolerant Quantum Computers
Updated
Updated · Quantum Zeitgeist · Jun 30
SpinQ Secures RMB 1 Billion Series D to Build Fault-Tolerant Quantum Computers
2 articles · Updated · Quantum Zeitgeist · Jun 30
Summary
RMB 1 billion in new Series D funding lifts SpinQ’s fundraising over the past six months to RMB 2 billion, giving the Chinese quantum computing company fresh capital to push fault-tolerant general-purpose systems.
The round was backed by CICC Capital, Shenzhen TopoScend Capital, Shanghai Semiconductor Industry Investment, AVIC Honghua and Shanghai SEARI, reflecting investor support for SpinQ’s hardware-software integrated approach.
SpinQ is prioritizing error correction and system stability over simply raising qubit counts, citing accepted research on cascaded quantum Hamming code decoding and ongoing validation of d=3 surface-code quantum error correction.
Its Shenzhen operation already spans chip design, fabrication, packaging and testing, and the company recently completed tape-out, packaging and validation for new 25-qubit and 103-qubit superconducting chips.
The funding also supports commercialization plans as SpinQ expands quantum-plus-AI and supercomputing integration; its products now reach more than 40 countries and over 200 universities, labs and industry partners.
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SpinQ Secures RMB 1 Billion Series D to Accelerate Fault-Tolerant Quantum Computing and Global Expansion
Overview
On June 30, 2026, SpinQ announced it had secured RMB 1 billion in Series D funding, bringing its total fundraising to RMB 2 billion within six months. This achievement reflects strong investor confidence and attracted major state-owned and industrial investors, forming a robust capital matrix. The funding aligns with national and regional development goals and is dedicated to accelerating SpinQ’s roadmap, especially the creation of fault-tolerant, general-purpose quantum computers. With this strategic infusion, SpinQ is strengthening its capabilities and positioning itself as a leader in advanced quantum technology development.